Unit 3
Solving a System of Equations by Graphing
Solving a System of Equations by Substitution
Solving a System of Equations by Elimination
Consistent, Inconsistent and Dependent Equations
Systems of Equations - word problems
Solving Systems of Equations with Augmented Matrices
Augmented Matrices with 0, 1 or Infinite Solutions
Solving a 3x3 System of Equations with Gauss-Jordan Elimination
Entering a Matrix on TI-83/84 Calculators
Row Operations on TI-83/84 Calculators
Gauss-Jordan Elimination Method on TI-83/84 Calculators
Matrix Addition, Subtraction and Scalar Multiplication
Finding the Inverse of a 2x2 Matrix
Finding the Inverse of a 3x3 Matrix
Solving a System of Linear Inequalities Graphically
Linear Programming - a basic maximization problem